1. A is the cousin of the father of B. What is B to A ?

2. X and Y are the parents of Z. But Z is not the son of X. What is Z to X?

3. A is the Father of B, but B is not A's Son. What is B to A?

4. B's sons is the cousin of A's son. A has no brother. What is B to A ?

5. If A - B means A is the brother of B, and A+B means A is the sister of B. Then Make the
equation if M is the brother of N is equal to L is the sister of K?

6. Looking at a portrait, a man said, "That man's father is my father's son. Brothers and sisters
i have none. At whose portrait was man looking?

7. K is the sister of Y. L is the brother of Y. And Y is the wife of Z. What relation Z to K and L?

8. B is the daughter of the wife of A's mother only son. What relationship B to A?

9. X is the father of Y and Z, but Y and Z are not brothers. What is the relationship of Y and Z?

10. The old man's  son is my son's Uncle. What relation is the old man to me?